| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chem | China national standards | MT | 889.88 | USD | 20251126 |
| Zibo Lishuo Chem | China national standards | MT | 988.76 | USD | 20251126 |
| Shandong Yuhuang Chem | China national standards | MT | 872.93 | USD | 20251126 |
| Shandong Yushuo Chem | China national standards | MT | 904.01 | USD | 20251126 |
| Shandong Shuojia Chem | China national standards | MT | 899.77 | USD | 20251126 |
| Nanjing Runsheng Petro | China national standards | MT | 904.01 | USD | 20251126 |
| Zibo Lishuo Chem | China national standards | MT | 988.76 | USD | 20251126 |
| Sinopec | China national standards | MT | 889.88 | USD | 20251126 |
| Zibo Lishuo Chem | China national standards | MT | 988.76 | USD | 20251126 |
| Shandong Laya Chem | China national standards | MT | 974.63 | USD | 20251126 |